package lab03.test03;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

public class Test {
    public static void main(String[] args) {
        //字节流读写文件
        String path = "D:\\test.txt";
        String value = "beijing 欢迎你";
        FileOutputStream fileOutputStream = null;
        try {
           fileOutputStream= new FileOutputStream(path);
            try {
                fileOutputStream.write(value.getBytes());
            } catch (IOException e) {
                e.printStackTrace();
            }
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        }finally {
            try {
                fileOutputStream.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        //读文件
        FileInputStream fileInputStream= null;
        try {
          fileInputStream = new FileInputStream(path);
          int tmp;
          //一次读一个字节
            try {
                while ((tmp = fileInputStream.read()) != -1)
                {
                    System.out.println((char)tmp);
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        }
    }
}
